Patents Represented by Attorney Edward A. Conroy, Jr.
  • Patent number: 4686220
    Abstract: This disclosure describes certain substituted piperazine-1,4-naphthalenediones useful as anti-asthmatic agents.
    Type: Grant
    Filed: December 19, 1985
    Date of Patent: August 11, 1987
    Assignee: American Cyanamid Company
    Inventors: Jeffrey B. Medwid, Lawrence W. Torley, Andrew S. Tomcufcik
  • Patent number: 4686102
    Abstract: A multivalent pneumococcal vaccine consisting of immunogenic amounts of purified pneumococcal capsular polysaccharide (substantially absent "C" polysaccharide) of pneumococcal types (Danish designation) 1, 2, 3, 4, 5, 6B, 7F, 8, 9N, 9V, 10A, 11A, 12F, 14, 15B, 17F, 18C, 19A, 19F, 20, 22F, 23F and 33F, and from none to one or both of 6A and 25, and combinations thereof and methods of purifying pneumococcal capsular polysaccharide types 3, 5, 9V, 10A, 11A, 15B, 17F, 19A, 22F and 33F.
    Type: Grant
    Filed: April 12, 1984
    Date of Patent: August 11, 1987
    Assignee: American Cyanamid Company
    Inventors: Mary B. Ritchey, Francis R. Cano, Gerald J. O'Hara, James D. English, Wenlii Lin
  • Patent number: 4670458
    Abstract: This disclosure describes platinum complexes of 3.beta., 4.alpha.-diamino-1.alpha.,2.alpha.-cyclohexanediol which possess the property of inhibiting the growth of tumors in mammals.
    Type: Grant
    Filed: January 31, 1986
    Date of Patent: June 2, 1987
    Assignee: American Cyanamid Company
    Inventors: Joseph J. Hlavka, Yang-I Lin, Panayota Bitha
  • Patent number: 4670421
    Abstract: This invention is concerned with novel 4-[(trialkylsilyl)alkylamino]phenyl compounds and their use as antiatherosclerotic agents.
    Type: Grant
    Filed: July 12, 1982
    Date of Patent: June 2, 1987
    Assignee: American Cyanamid Company
    Inventors: Vern G. DeVries, Janis Upeslacis
  • Patent number: 4665210
    Abstract: Platinum complexes of aliphatic tricarboxylic acids useful for inducing regression and/or palliation of cancer diseases in mammals.
    Type: Grant
    Filed: October 28, 1985
    Date of Patent: May 12, 1987
    Assignee: American Cyanamid Company
    Inventors: Panayota Bitha, Ralph G. Child, Joseph J. Hlavka, Yang-I Lin
  • Patent number: 4626503
    Abstract: Antitumor agents LL-D49194.alpha..sub.1, LL-D49194.beta..sub.1, LL-D49194.beta..sub.2, LL-D49194.beta..sub.3, LL-D49194.gamma., LL-D49194.delta., LL-D49194.epsilon., LL-D49194.xi., LL-D49194.eta., LL-D49194.omega., LL-D49194.omega..sub.2 and LL-D49194.omega..sub.3.
    Type: Grant
    Filed: February 14, 1985
    Date of Patent: December 2, 1986
    Assignee: American Cyanamid Company
    Inventors: May D. Lee, Amedeo A. Fantini, David P. Labeda, William M. Maiese, Raymond T. Testa, Donald B. Borders
  • Patent number: 4623662
    Abstract: This invention is concerned with ureas and thioureas which may be represented by the formula: ##STR1## wherein X represents at least one substituent selected from the group consisting of (C.sub.1 -C.sub.4)alkyl, (C.sub.1 -C.sub.4)alkenyl, (C.sub.1 -C.sub.4)alkynyl, phenoxy, mercapto, amino, (C.sub.1 -C.sub.4)alkylamino, di-(C.sub.1 -C.sub.4)alkylamino, halo, trihalomethyl, (C.sub.1 -C.sub.4)alkanoyl), benzoyl, (C.sub.1 -C.sub.4)alkanamido, haloacetamido, nitro, cyano, carboxy, (C.sub.1 -C.sub.4)carboalkoxy, carbamoyl, sulfamyl, methylenedioxy, phenyl, orthophenylene, tolyl, benzyl, halobenzyl, methylbenzyl; Y is selected from the group consisting of oxygen and sulfur; R.sub.1 and R.sub.2 are different and are independently selected from the group consisting of (C.sub.4 -C.sub.12)alkyl, (C.sub.4 -C.sub.12)alkenyl, (C.sub.4 -C.sub.12)alkynyl, (C.sub.4 -C.sub.12)cycloalkylalkyl, (C.sub.7 -C.sub.14)aralkyl, and (C.sub.7 -C.sub.
    Type: Grant
    Filed: May 23, 1985
    Date of Patent: November 18, 1986
    Assignee: American Cyanamid Company
    Inventor: Vern G. De Vries
  • Patent number: 4614618
    Abstract: This disclosure describes symmetrical 1,4-bis(substituted-amino)-5,8-dihydroxyanthraquinones useful as chelating agents and for inducing regression and/or palliation of cancer diseases in mammals.
    Type: Grant
    Filed: July 22, 1985
    Date of Patent: September 30, 1986
    Assignee: American Cyanamid Company
    Inventors: Keith C. Murdock, Frederick E. Durr
  • Patent number: 4613611
    Abstract: A method of treating diabetes mellitus using arylglyoxals which are known compounds.
    Type: Grant
    Filed: October 14, 1983
    Date of Patent: September 23, 1986
    Assignee: American Cyanamid Company
    Inventors: Middleton B. Floyd, Jr., Jo A. Goidl
  • Patent number: 4610981
    Abstract: This invention concerns novel N-[(1H-imidazol-1-yl), (1H-1,2,4-triazol-1-yl) and (3-pyridyl)alkyl]benzenesulfonamides which are useful as inhibitors of thromboxane synthetase enzyme and/or as antihypertensive agents.
    Type: Grant
    Filed: February 11, 1985
    Date of Patent: September 9, 1986
    Assignee: American Cyanamid Company
    Inventors: Joseph W. Marsico, Jr., William B. Wright, Jr.
  • Patent number: 4603145
    Abstract: This disclosure describes novel diaryl-alkanamides. These compounds are useful as pharmaceutical agents for ameliorating atherosclerosis by inhibiting the formation and development of atherosclerotic lesions in the arterial wall of mammals.
    Type: Grant
    Filed: May 6, 1983
    Date of Patent: July 29, 1986
    Assignee: American Cyanamid Company
    Inventors: Vern G. DeVries, Robert G. Shepherd, Janis Upeslacis
  • Patent number: 4593130
    Abstract: This disclosure describes the catalyzed rearrangement of trans-dispiro (oxirane-2,9-(10'H)-anthracene)-10',2"-oxirane to 10-hydroxymethyl-9-anthraldehyde.
    Type: Grant
    Filed: June 24, 1985
    Date of Patent: June 3, 1986
    Assignee: American Cyanamid Company
    Inventors: Donald J. Casey, William J. Trzaskos
  • Patent number: 4592876
    Abstract: Arylglyoxals which are new compounds, active as hypoglycemic agents.
    Type: Grant
    Filed: July 16, 1984
    Date of Patent: June 3, 1986
    Assignee: American Cyanamid Company
    Inventors: Middleton B. Floyd, Jr., Vern G. DeVries
  • Patent number: 4587331
    Abstract: Platinum complexes of polyhydroxylated alkylamines and 2-polyhydroxylated alkyl-1,2-diaminoethanes useful for inducing regression and/or palliation of cancer diseases in mammals.
    Type: Grant
    Filed: December 17, 1984
    Date of Patent: May 6, 1986
    Assignee: American Cyanamid Company
    Inventors: Joseph J. Hlavka, Ralph G. Child, Panayota Bitha, Yang I. Lin
  • Patent number: 4576957
    Abstract: N-(Substituted phenyl)-N'-[(1H-imidazol-1-yl) and (1H-1,2,4-triazol-1-yl)alkyl]ureas which are inhibitors of thromboxane synthetase enzyme.
    Type: Grant
    Filed: July 5, 1984
    Date of Patent: March 18, 1986
    Assignee: American Cyanamid Company
    Inventors: Joseph W. Marsico, Jr., William B. Wright, Jr., Jeffery B. Press
  • Patent number: 4576943
    Abstract: This disclosure describes certain pyrazolo[1,5-a]pyrimidines useful as hypotensive and/or anxiolytic agents, or as agents for the treatment of cognitive and related neural behavioral problems in mammals.
    Type: Grant
    Filed: October 9, 1984
    Date of Patent: March 18, 1986
    Assignee: American Cyanamid Company
    Inventors: Andrew S. Tomcufcik, Walter E. Meyer, John P. Dusza, Shin S. Tseng
  • Patent number: 4577018
    Abstract: Platinum chelates of 2,3-diamino-substituted-4(3H)-pyrimidinones which are useful as antitumor agents.
    Type: Grant
    Filed: August 22, 1983
    Date of Patent: March 18, 1986
    Assignee: American Cyanamid Company
    Inventors: Joseph J. Hlavka, Panayota Bitha, Yang-i Lin
  • Patent number: 4568687
    Abstract: This disclosure describes novel N-[.omega.-(1H-imidazol-1-yl)alkyl]arylamides which possess the property of inhibiting the enzyme thromboxane synthetase and are also useful in the treatment of hypertension and myocardial ischemia.
    Type: Grant
    Filed: January 13, 1984
    Date of Patent: February 4, 1986
    Assignee: American Cyanamid Company
    Inventors: William B. Wright, Jr., Jeffrey B. Press
  • Patent number: 4562189
    Abstract: This disclosure describes novel pyrazolylpiperazines useful as hypotensive agents in mammals and as intermediates for the preparation of certain pyrazolo[1,5-a]pryrimidines.
    Type: Grant
    Filed: October 9, 1984
    Date of Patent: December 31, 1985
    Assignee: American Cyanamid Company
    Inventors: Andrew S. Tomcufcik, Walter E. Meyer, Shin S. Tseng
  • Patent number: 4558163
    Abstract: This disclosure describes a novel process for the preparation of 9,10-anthracenedicarboxaldehyde by the oxidation of 9,10-bis(chloromethyl)anthracene.
    Type: Grant
    Filed: July 19, 1984
    Date of Patent: December 10, 1985
    Assignee: American Cyanamid Company
    Inventor: Steven L. Peake